Application

11971314 · PROCESS FOR THE PREPARATION OF HIGH-PURITY BISPHENOL A

Filed 2008-01-09 · Granted · Patent 7427694 (2008-09-23) The official file ↗The patent and its PDF ↗ · Art unit 1621 · Examiner Kellette Gale · CPC C07C 37/20 · COVESTRO DEUTSCHLAND AG · McBee Moore & Vanik, IP, LLC

Office actions

first was Notice of allowance

RCEs

no appeal

To first action

4.1 mo

to disposition 8.5 mo

Statutes raised

0 actions read

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